This is defined in The US Office, Season 9 by Kelly Kapoor, on hearing Daryl's text's to Val where he wrote
"You're such a great friend....."
Kelly responds with:
"5 Dot's Daryl, are you kidding me. Okay, 3 Dot's means to be continued, 4 Dot's is a typo, but 5 Dot's means "Whoa, do not make me say what I want to say baby, but if I did, it would blow your mind Dot Dot Dot Dot Dot"
K - So do you want to do something with me Friday night?
A - Sure, I'd like to do.....something with you on Friday K
Super-Apprech is an amalgamation of Super & Appreciated, meaning I not only appreciate what you did / who you are, but I super appreciate it - more common in text based communication than verbal communication
A: I'm gonna jump on the bus, I'll see you in 45 mins
S: Bus...wait-up bro, I'll come collect you
A: Brother, that's so kind, super-apprech